Calamus Flag

Calamus

County:
Clinton County
County Seat:
No
Area (mi²):
0.493
State:
Iowa

Calamus is a city located in Clinton County, Iowa. Calamus has a 2026 population of 345. Calamus is currently declining at a rate of -0.29% annually and its population has decreased by -2.54% since the most recent census, which recorded a population of 354 in 2020.

The median household income in Calamus is $68,250 with a poverty rate of 2.93%. The median age in Calamus is 39.3 years: 38.5 years for males, and 41.5 years for females. For every 100 females there are 106.4 males.

345
Total Population
699
Density (mi²)
-1 -0.29%
Growth

Calamus Population

Calamus Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026345-1-0.29%
2025346-2-0.57%
2024348-2-0.57%
2023350-1-0.28%
2022351-3-0.85%
202135400%
202035400%
201940200%
2018402-7-1.71%
2017409-7-1.68%
2016416-3-0.72%
2015419-2-0.48%
2014421-6-1.41%
2013427-4-0.93%
2012431-6-1.37%
2011437-2-0.46%
201043900%

Median Age

Overall: 39.3 years
Female: 41.5 years
Male: 38.5 years

Calamus Adults

There are 314 adults, (96 of whom are seniors) in Calamus.

Sex Ratio

Female: 202 (48.4%)
Male: 215 (51.6%)

Demographics

The racial composition of Calamus includes 94.24% White, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White39394.24%
Two or more races235.52%
Native American10.24%
Race
Population ↓
Percentage (of total)
White30.72%
Race
Population ↓
Percentage (of total)
White39093.53%
Two or more races235.52%
Native American10.24%

Calamus Marital Status

Economics and Income Statistics

Calamus ' average per capita income is $44,000. Household income levels show a median of $68,250. The poverty rate stands at 2.93%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$95,250-
Families$78,393$86,735
Households$68,250$74,654
Non Families$37,292$48,409

$44,000

Average Income

$68,250

Median Household Income

2.93%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)